/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */

package org.apache.iotdb.db.it;

import org.apache.iotdb.db.mpp.common.header.ColumnHeaderConstant;
import org.apache.iotdb.it.env.EnvFactory;
import org.apache.iotdb.it.framework.IoTDBTestRunner;
import org.apache.iotdb.itbase.category.ClusterIT;
import org.apache.iotdb.itbase.category.LocalStandaloneIT;
import org.junit.AfterClass;
import org.junit.Assert;
import org.junit.BeforeClass;
import org.junit.Test;
import org.junit.experimental.categories.Category;
import org.junit.runner.RunWith;

import java.sql.Connection;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.Statement;

import static org.apache.iotdb.db.it.utils.TestUtils.resultSetEqualTest;
import static org.apache.iotdb.itbase.constant.TestConstant.TIMESTAMP_STR;
import static org.junit.Assert.fail;

@RunWith(IoTDBTestRunner.class)
@Category({LocalStandaloneIT.class, ClusterIT.class})
public class IoTDBFilterBetweenIT {
    protected static final int ITERATION_TIMES = 10;

    @BeforeClass
    public static void setUp() throws Exception {
        EnvFactory.getEnv().initBeforeTest();
        createTimeSeries();
        generateData();
    }

    @AfterClass
    public static void tearDown() throws Exception {
        EnvFactory.getEnv().cleanAfterTest();
    }

    private static void createTimeSeries() {
        try (Connection connection = EnvFactory.getEnv().getConnection();
             Statement statement = connection.createStatement()) {
            statement.execute("CREATE DATABASE root.vehicle");
            statement.execute("CREATE TIMESERIES root.vehicle.d1.s1 with datatype=INT32,encoding=PLAIN");
            statement.execute("CREATE TIMESERIES root.vehicle.d1.s2 with datatype=INT32,encoding=PLAIN");
            statement.execute("CREATE TIMESERIES root.vehicle.d1.s3 with datatype=TEXT,encoding=PLAIN");
        } catch (SQLException throwable) {
            fail(throwable.getMessage());
        }
    }

    private static void generateData() {
        try (Connection connection = EnvFactory.getEnv().getConnection();
             Statement statement = connection.createStatement()) {
            for (int i = 1; i <= ITERATION_TIMES; ++i) {
                statement.execute(
                        String.format(
                                "insert into root.vehicle.d1(timestamp,s1,s2,s3) values(%d,%d,%d,%s)", i, i, i, i));
            }
        } catch (SQLException throwable) {
            fail(throwable.getMessage());
        }
    }

    @Test
    public void testBetweenExpression() {
        try (Connection connection = EnvFactory.getEnv().getConnection();
             Statement statement = connection.createStatement()) {
            int start = 1, end = 5;
            String query = "SELECT * FROM root.vehicle.d1 WHERE s1 BETWEEN " + start + " AND " + end;
            try (ResultSet rs = statement.executeQuery(query)) {
                for (int i = start; i <= end; i++) {
                    Assert.assertTrue(rs.next());
                    Assert.assertEquals(String.valueOf(i), rs.getString(ColumnHeaderConstant.TIME));
                    Assert.assertEquals(String.valueOf(i), rs.getString("root.vehicle.d1.s1"));
                    Assert.assertEquals(String.valueOf(i), rs.getString("root.vehicle.d1.s2"));
                    Assert.assertEquals(String.valueOf(i), rs.getString("root.vehicle.d1.s3"));
                }
            }

            query =
                    "SELECT * FROM root.vehicle.d1 WHERE s1 NOT BETWEEN " // test not between
                            + (end + 1)
                            + " AND "
                            + ITERATION_TIMES;
            try (ResultSet rs = statement.executeQuery(query)) {
                for (int i = start; i <= end; i++) {
                    Assert.assertTrue(rs.next());
                    Assert.assertEquals(String.valueOf(i), rs.getString(ColumnHeaderConstant.TIME));
                    Assert.assertEquals(String.valueOf(i), rs.getString("root.vehicle.d1.s1"));
                    Assert.assertEquals(String.valueOf(i), rs.getString("root.vehicle.d1.s2"));
                    Assert.assertEquals(String.valueOf(i), rs.getString("root.vehicle.d1.s3"));
                }
            }

            query = "SELECT * FROM root.vehicle.d1 WHERE time BETWEEN " + start + " AND " + end;
            try (ResultSet rs = statement.executeQuery(query)) {
                for (int i = start; i <= end; i++) {
                    Assert.assertTrue(rs.next());
                    Assert.assertEquals(String.valueOf(i), rs.getString(ColumnHeaderConstant.TIME));
                    Assert.assertEquals(String.valueOf(i), rs.getString("root.vehicle.d1.s1"));
                    Assert.assertEquals(String.valueOf(i), rs.getString("root.vehicle.d1.s2"));
                    Assert.assertEquals(String.valueOf(i), rs.getString("root.vehicle.d1.s3"));
                }
            }

            query =
                    "SELECT * FROM root.vehicle.d1 WHERE time NOT BETWEEN " // test not between
                            + (end + 1)
                            + " AND "
                            + ITERATION_TIMES;
            try (ResultSet rs = statement.executeQuery(query)) {
                for (int i = start; i <= end; i++) {
                    Assert.assertTrue(rs.next());
                    Assert.assertEquals(String.valueOf(i), rs.getString(ColumnHeaderConstant.TIME));
                    Assert.assertEquals(String.valueOf(i), rs.getString("root.vehicle.d1.s1"));
                    Assert.assertEquals(String.valueOf(i), rs.getString("root.vehicle.d1.s2"));
                    Assert.assertEquals(String.valueOf(i), rs.getString("root.vehicle.d1.s3"));
                }
            }

            query = "SELECT * FROM root.vehicle.d1 WHERE " + start + " BETWEEN time AND " + end;
            try (ResultSet rs = statement.executeQuery(query)) {
                Assert.assertTrue(rs.next());
                Assert.assertEquals("1", rs.getString(ColumnHeaderConstant.TIME));
                Assert.assertEquals("1", rs.getString("root.vehicle.d1.s1"));
                Assert.assertEquals("1", rs.getString("root.vehicle.d1.s2"));
                Assert.assertEquals("1", rs.getString("root.vehicle.d1.s3"));
            }

            query = "SELECT * FROM root.vehicle.d1 WHERE " + start + " NOT BETWEEN time AND " + end;
            try (ResultSet rs = statement.executeQuery(query)) {
                for (int i = start + 1; i <= end; i++) {
                    Assert.assertTrue(rs.next());
                    Assert.assertEquals(String.valueOf(i), rs.getString(ColumnHeaderConstant.TIME));
                    Assert.assertEquals(String.valueOf(i), rs.getString("root.vehicle.d1.s1"));
                    Assert.assertEquals(String.valueOf(i), rs.getString("root.vehicle.d1.s2"));
                    Assert.assertEquals(String.valueOf(i), rs.getString("root.vehicle.d1.s3"));
                }
            }

            query = "SELECT * FROM root.vehicle.d1 WHERE " + start + " BETWEEN " + end + " AND time";
            try (ResultSet rs = statement.executeQuery(query)) {
                Assert.assertFalse(rs.next());
            }

            query = "SELECT * FROM root.vehicle.d1 WHERE " + start + " NOT BETWEEN " + end + " AND time";
            try (ResultSet rs = statement.executeQuery(query)) {
                for (int i = start; i <= end; i++) {
                    Assert.assertTrue(rs.next());
                    Assert.assertEquals(String.valueOf(i), rs.getString(ColumnHeaderConstant.TIME));
                    Assert.assertEquals(String.valueOf(i), rs.getString("root.vehicle.d1.s1"));
                    Assert.assertEquals(String.valueOf(i), rs.getString("root.vehicle.d1.s2"));
                    Assert.assertEquals(String.valueOf(i), rs.getString("root.vehicle.d1.s3"));
                }
            }

            String[] expectedHeader =
                    new String[]{
                            TIMESTAMP_STR, "root.vehicle.d1.s1 BETWEEN 1 AND 2", "Time BETWEEN 0 AND 1"
                    };
            String[] retArray = new String[]{"1,true,true,", "2,true,false,", "3,false,false,"};
            resultSetEqualTest(
                    "select s1 between 1 and 2, time between 0 and 1 from root.vehicle.d1 where time between 1 and 3",
                    expectedHeader,
                    retArray);

            expectedHeader = new String[]{TIMESTAMP_STR, "r1", "r2"};
            retArray = new String[]{"1,true,true,", "2,true,false,", "3,false,false,"};
            resultSetEqualTest(
                    "select s1 between 1 and 2 as r1, time between 0 and 1 as r2 from root.vehicle.d1 where time between 1 and 3",
                    expectedHeader,
                    retArray);

            expectedHeader =
                    new String[]{TIMESTAMP_STR, "Device", "s1 BETWEEN 1 AND 2", "Time BETWEEN 0 AND 1"};
            retArray =
                    new String[]{
                            "1,root.vehicle.d1,true,true,",
                            "2,root.vehicle.d1,true,false,",
                            "3,root.vehicle.d1,false,false,"
                    };
            resultSetEqualTest(
                    "select s1 between 1 and 2, time between 0 and 1 from root.vehicle.* where time between 1 and 3 align by device",
                    expectedHeader,
                    retArray);
        } catch (SQLException e) {
            e.printStackTrace();
            Assert.fail(e.getMessage());
        }
    }
}
